<div>
	<input ng-model="uans" type="text"><button class="btn btn-success" type="submit" ng-click="validate()">Validate</button>
	<button class="btn btn-success" type="submit" ng-click="nextHint()">Hints left: hint{{noOfHints-sHints.length}}</button>
	<div class="hero-unit">
		<h2>{{ question}}</h2>
		<div ng-repeat="h in sHints">
			<h3>{{h}}</h3><br/>
		</div>
		<h3>{{message}}</h3>
	</div>
	
	
</div>